Zarek Donohue LLC
NPI 1750552535 · Internal Medicine Physician · Wilmington, DE
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zarek Donohue LLC is a Internal Medicine Physician organization in Wilmington, DE (NPI 1750552535).
Provider details
- NPI number
- 1750552535
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Tamara Hernandez, Office Manager(302) 543-5454
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Progressive Health of Delaware
- Doing business as
- Progressive Health of Delaware
Additional practice locations (1)
- 665 Churchmans RdNewark, DE 19702-1918Phone: (302) 731-0900Fax: (302) 731-7100
Registry dates
- Enumerated
- 2008-03-19
- Last updated
- 2023-03-24
- Certified
- 2023-03-24
Frequently asked questions
- What is Zarek Donohue LLC's NPI number?
- Zarek Donohue LLC's National Provider Identifier (NPI) is 1750552535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Zarek Donohue LLC?
- Zarek Donohue LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zarek Donohue LLC located?
- Zarek Donohue LLC's practice location on file with NPPES is 3411 Silverside Rd Ste 100, Wilmington, DE 19810-4811.
- What is Zarek Donohue LLC's phone number?
- The practice phone number listed in the NPPES registry for Zarek Donohue LLC is (302) 543-5454.
- Does Zarek Donohue LLC accept Medicare?
- Zarek Donohue LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Zarek Donohue LLC?
- The authorized official listed on Zarek Donohue LLC's NPPES record is Tamara Hernandez, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Zarek Donohue LLC's NPI active?
- Yes — Zarek Donohue LLC's NPI (1750552535) is active in the NPPES registry as of the last update on 2023-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.